package com.codeZ.ObserverPattern.example;

/**
 * 具体观察者
 *
 * @author codeZhang
 * @Date 2024/8/23 10:24
 */
public class ConcreteObserverOne implements Observer{

    @Override
    public void update() {
        System.out.println("ConcreteObserverOne update");
    }
}
